--- a/src/pppoe.h
+++ b/src/pppoe.h
@@ -131,7 +131,9 @@ typedef unsigned long UINT32_t;
 #include <linux/if_ether.h>
 #endif
 
+#ifndef __GLIBC__
 #include <netinet/in.h>
+#endif
 
 #ifdef HAVE_NETINET_IF_ETHER_H
 #include <sys/types.h>